./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product28_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9a6e6a56-0bb1-4eee-964b-3d7974c1a505/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9a6e6a56-0bb1-4eee-964b-3d7974c1a505/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9a6e6a56-0bb1-4eee-964b-3d7974c1a505/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9a6e6a56-0bb1-4eee-964b-3d7974c1a505/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product28_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9a6e6a56-0bb1-4eee-964b-3d7974c1a505/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9a6e6a56-0bb1-4eee-964b-3d7974c1a505/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 84841b0b7c643c254d02f565fa50ff7ee5853434 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 19:43:10,728 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 19:43:10,730 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 19:43:10,737 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 19:43:10,737 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 19:43:10,738 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 19:43:10,739 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 19:43:10,740 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 19:43:10,741 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 19:43:10,742 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 19:43:10,742 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 19:43:10,742 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 19:43:10,743 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 19:43:10,744 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 19:43:10,744 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 19:43:10,745 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 19:43:10,745 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 19:43:10,746 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 19:43:10,747 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 19:43:10,747 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 19:43:10,748 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 19:43:10,748 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 19:43:10,749 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 19:43:10,750 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 19:43:10,750 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 19:43:10,750 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 19:43:10,750 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 19:43:10,751 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 19:43:10,751 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 19:43:10,752 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 19:43:10,752 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 19:43:10,752 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 19:43:10,752 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 19:43:10,752 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 19:43:10,753 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 19:43:10,753 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 19:43:10,753 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9a6e6a56-0bb1-4eee-964b-3d7974c1a505/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 19:43:10,760 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 19:43:10,760 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 19:43:10,761 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 19:43:10,761 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 19:43:10,761 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 19:43:10,761 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 19:43:10,761 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 19:43:10,761 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 19:43:10,761 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 19:43:10,761 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 19:43:10,762 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 19:43:10,762 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 19:43:10,762 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 19:43:10,762 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 19:43:10,762 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 19:43:10,762 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 19:43:10,762 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 19:43:10,762 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 19:43:10,762 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 19:43:10,762 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 19:43:10,763 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 19:43:10,763 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 19:43:10,763 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 19:43:10,763 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 19:43:10,763 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 19:43:10,763 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 19:43:10,763 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 19:43:10,763 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 19:43:10,763 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 19:43:10,763 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_9a6e6a56-0bb1-4eee-964b-3d7974c1a505/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 84841b0b7c643c254d02f565fa50ff7ee5853434 [2018-12-01 19:43:10,780 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 19:43:10,787 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 19:43:10,789 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 19:43:10,790 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 19:43:10,790 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 19:43:10,791 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9a6e6a56-0bb1-4eee-964b-3d7974c1a505/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product28_true-unreach-call_false-termination.cil.c [2018-12-01 19:43:10,827 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9a6e6a56-0bb1-4eee-964b-3d7974c1a505/bin-2019/ukojak/data/52beab519/8c757165e5234fe492493e76562e002f/FLAGe2f3896f2 [2018-12-01 19:43:11,254 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 19:43:11,254 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9a6e6a56-0bb1-4eee-964b-3d7974c1a505/sv-benchmarks/c/product-lines/minepump_spec1_product28_true-unreach-call_false-termination.cil.c [2018-12-01 19:43:11,260 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9a6e6a56-0bb1-4eee-964b-3d7974c1a505/bin-2019/ukojak/data/52beab519/8c757165e5234fe492493e76562e002f/FLAGe2f3896f2 [2018-12-01 19:43:11,268 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9a6e6a56-0bb1-4eee-964b-3d7974c1a505/bin-2019/ukojak/data/52beab519/8c757165e5234fe492493e76562e002f [2018-12-01 19:43:11,270 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 19:43:11,271 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 19:43:11,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 19:43:11,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 19:43:11,273 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 19:43:11,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:43:11" (1/1) ... [2018-12-01 19:43:11,275 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cc82c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:43:11, skipping insertion in model container [2018-12-01 19:43:11,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:43:11" (1/1) ... [2018-12-01 19:43:11,280 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 19:43:11,303 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 19:43:11,456 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 19:43:11,499 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 19:43:11,541 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 19:43:11,556 INFO L195 MainTranslator]: Completed translation [2018-12-01 19:43:11,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:43:11 WrapperNode [2018-12-01 19:43:11,556 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 19:43:11,557 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 19:43:11,557 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 19:43:11,557 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 19:43:11,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:43:11" (1/1) ... [2018-12-01 19:43:11,570 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:43:11" (1/1) ... [2018-12-01 19:43:11,585 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 19:43:11,585 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 19:43:11,585 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 19:43:11,586 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 19:43:11,591 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:43:11" (1/1) ... [2018-12-01 19:43:11,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:43:11" (1/1) ... [2018-12-01 19:43:11,593 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:43:11" (1/1) ... [2018-12-01 19:43:11,593 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:43:11" (1/1) ... [2018-12-01 19:43:11,596 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:43:11" (1/1) ... [2018-12-01 19:43:11,600 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:43:11" (1/1) ... [2018-12-01 19:43:11,601 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:43:11" (1/1) ... [2018-12-01 19:43:11,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 19:43:11,602 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 19:43:11,602 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 19:43:11,602 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 19:43:11,603 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:43:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9a6e6a56-0bb1-4eee-964b-3d7974c1a505/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 19:43:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 19:43:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-01 19:43:11,634 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-01 19:43:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-01 19:43:11,635 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-01 19:43:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-01 19:43:11,635 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-01 19:43:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-01 19:43:11,635 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-01 19:43:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-01 19:43:11,635 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-01 19:43:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-01 19:43:11,635 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-01 19:43:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-01 19:43:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-01 19:43:11,635 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-01 19:43:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 19:43:11,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 19:43:12,010 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 19:43:12,011 INFO L280 CfgBuilder]: Removed 36 assue(true) statements. [2018-12-01 19:43:12,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:43:12 BoogieIcfgContainer [2018-12-01 19:43:12,011 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 19:43:12,012 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 19:43:12,012 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 19:43:12,021 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 19:43:12,021 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:43:12" (1/1) ... [2018-12-01 19:43:12,031 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 19:43:12,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:12,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2018-12-01 19:43:12,064 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2018-12-01 19:43:12,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-01 19:43:12,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:12,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:12,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:43:12,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:12,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 54 states and 70 transitions. [2018-12-01 19:43:12,207 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2018-12-01 19:43:12,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-01 19:43:12,208 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:12,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:12,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:43:12,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:12,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 56 states and 73 transitions. [2018-12-01 19:43:12,270 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2018-12-01 19:43:12,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-01 19:43:12,270 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:12,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:12,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:43:12,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:12,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 59 states and 81 transitions. [2018-12-01 19:43:12,324 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2018-12-01 19:43:12,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-01 19:43:12,325 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:12,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:12,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:43:12,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:12,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 67 states and 95 transitions. [2018-12-01 19:43:12,409 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2018-12-01 19:43:12,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 19:43:12,410 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:12,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:12,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:43:12,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:12,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 68 states and 96 transitions. [2018-12-01 19:43:12,437 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2018-12-01 19:43:12,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 19:43:12,438 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:12,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:12,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:43:12,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:12,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 69 states and 97 transitions. [2018-12-01 19:43:12,463 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2018-12-01 19:43:12,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-01 19:43:12,464 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:12,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:12,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:43:12,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:12,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 86 states and 134 transitions. [2018-12-01 19:43:12,759 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 134 transitions. [2018-12-01 19:43:12,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 19:43:12,760 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:12,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:12,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:43:12,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:12,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 87 states and 135 transitions. [2018-12-01 19:43:12,787 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 135 transitions. [2018-12-01 19:43:12,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 19:43:12,788 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:12,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:12,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:43:13,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:13,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 106 states and 175 transitions. [2018-12-01 19:43:13,478 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 175 transitions. [2018-12-01 19:43:13,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 19:43:13,479 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:13,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:13,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:43:13,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:13,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 111 states and 185 transitions. [2018-12-01 19:43:13,516 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 185 transitions. [2018-12-01 19:43:13,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 19:43:13,517 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:13,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:13,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:43:13,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:13,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 115 states and 191 transitions. [2018-12-01 19:43:13,648 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 191 transitions. [2018-12-01 19:43:13,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-01 19:43:13,650 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:13,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:13,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:43:13,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:13,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 119 states and 199 transitions. [2018-12-01 19:43:13,696 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 199 transitions. [2018-12-01 19:43:13,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-01 19:43:13,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:13,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:13,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:43:13,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:13,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 119 states and 198 transitions. [2018-12-01 19:43:13,721 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 198 transitions. [2018-12-01 19:43:13,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 19:43:13,721 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:13,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:13,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:43:13,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:13,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 123 states and 208 transitions. [2018-12-01 19:43:13,755 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 208 transitions. [2018-12-01 19:43:13,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 19:43:13,756 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:13,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:13,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:43:13,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:13,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 124 states and 209 transitions. [2018-12-01 19:43:13,776 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 209 transitions. [2018-12-01 19:43:13,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-01 19:43:13,778 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:13,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:13,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:43:13,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:13,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 127 states and 216 transitions. [2018-12-01 19:43:13,923 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 216 transitions. [2018-12-01 19:43:13,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 19:43:13,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:13,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:13,959 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 19:43:14,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:14,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 137 states and 241 transitions. [2018-12-01 19:43:14,338 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 241 transitions. [2018-12-01 19:43:14,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-01 19:43:14,338 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:14,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:14,351 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 19:43:14,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:14,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 138 states and 243 transitions. [2018-12-01 19:43:14,377 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 243 transitions. [2018-12-01 19:43:14,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-01 19:43:14,377 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:14,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:14,390 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 19:43:14,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:14,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 136 states and 239 transitions. [2018-12-01 19:43:14,402 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 239 transitions. [2018-12-01 19:43:14,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-01 19:43:14,402 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:14,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:14,662 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 19:43:15,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:15,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 143 states and 252 transitions. [2018-12-01 19:43:15,279 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 252 transitions. [2018-12-01 19:43:15,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-01 19:43:15,280 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:15,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:15,292 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 19:43:15,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:15,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 149 states and 265 transitions. [2018-12-01 19:43:15,611 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 265 transitions. [2018-12-01 19:43:15,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-01 19:43:15,612 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:15,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:15,623 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 19:43:15,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:15,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 150 states and 267 transitions. [2018-12-01 19:43:15,640 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 267 transitions. [2018-12-01 19:43:15,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-01 19:43:15,641 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:15,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:15,675 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 19:43:15,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:15,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 161 states and 299 transitions. [2018-12-01 19:43:15,971 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 299 transitions. [2018-12-01 19:43:15,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-01 19:43:15,972 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:15,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:15,992 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 19:43:16,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:16,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 169 states and 311 transitions. [2018-12-01 19:43:16,222 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 311 transitions. [2018-12-01 19:43:16,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-01 19:43:16,223 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:16,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:16,242 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 19:43:16,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:16,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 171 states and 313 transitions. [2018-12-01 19:43:16,367 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 313 transitions. [2018-12-01 19:43:16,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-01 19:43:16,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:16,414 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 19:43:16,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:16,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 172 states and 314 transitions. [2018-12-01 19:43:16,423 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 314 transitions. [2018-12-01 19:43:16,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-01 19:43:16,424 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:16,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:16,457 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 19:43:16,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:16,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 173 states and 315 transitions. [2018-12-01 19:43:16,472 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 315 transitions. [2018-12-01 19:43:16,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-01 19:43:16,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:16,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:16,554 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 19:43:17,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:17,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 186 states and 350 transitions. [2018-12-01 19:43:17,305 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 350 transitions. [2018-12-01 19:43:17,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-01 19:43:17,306 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:17,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:17,323 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 19:43:17,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:17,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 192 states and 362 transitions. [2018-12-01 19:43:17,479 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 362 transitions. [2018-12-01 19:43:17,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-01 19:43:17,479 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:17,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:17,493 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 19:43:17,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:17,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 193 states and 363 transitions. [2018-12-01 19:43:17,503 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 363 transitions. [2018-12-01 19:43:17,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-01 19:43:17,504 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:17,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:17,516 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 19:43:18,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:18,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 203 states and 395 transitions. [2018-12-01 19:43:18,562 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 395 transitions. [2018-12-01 19:43:18,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 19:43:18,563 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:18,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:18,580 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 19:43:18,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:18,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 204 states and 396 transitions. [2018-12-01 19:43:18,589 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 396 transitions. [2018-12-01 19:43:18,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-01 19:43:18,591 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:18,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:18,608 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 19:43:19,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:19,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 213 states and 411 transitions. [2018-12-01 19:43:19,017 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 411 transitions. [2018-12-01 19:43:19,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-01 19:43:19,018 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:19,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:19,029 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 19:43:19,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:19,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 223 states and 426 transitions. [2018-12-01 19:43:19,985 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 426 transitions. [2018-12-01 19:43:19,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-01 19:43:19,986 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:19,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:20,003 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 19:43:20,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:20,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 225 states and 428 transitions. [2018-12-01 19:43:20,167 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 428 transitions. [2018-12-01 19:43:20,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-01 19:43:20,168 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:20,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:20,184 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 19:43:20,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:20,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 227 states and 430 transitions. [2018-12-01 19:43:20,200 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 430 transitions. [2018-12-01 19:43:20,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 19:43:20,201 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:20,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:20,212 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 19:43:20,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:20,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 228 states and 431 transitions. [2018-12-01 19:43:20,221 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 431 transitions. [2018-12-01 19:43:20,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 19:43:20,222 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:20,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:20,233 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 19:43:20,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:20,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 229 states and 432 transitions. [2018-12-01 19:43:20,255 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 432 transitions. [2018-12-01 19:43:20,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-01 19:43:20,256 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:20,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:20,267 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 19:43:20,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:20,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 230 states and 433 transitions. [2018-12-01 19:43:20,281 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 433 transitions. [2018-12-01 19:43:20,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 19:43:20,281 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:20,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:20,292 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 19:43:20,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:20,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 228 states and 423 transitions. [2018-12-01 19:43:20,472 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 423 transitions. [2018-12-01 19:43:20,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-01 19:43:20,472 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:20,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:20,482 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 19:43:20,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:20,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 231 states and 431 transitions. [2018-12-01 19:43:20,674 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 431 transitions. [2018-12-01 19:43:20,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-01 19:43:20,674 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:20,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:20,766 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 19:43:20,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:20,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 232 states and 432 transitions. [2018-12-01 19:43:20,824 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 432 transitions. [2018-12-01 19:43:20,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-01 19:43:20,824 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:20,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:20,837 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 19:43:20,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:20,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 233 states and 433 transitions. [2018-12-01 19:43:20,846 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 433 transitions. [2018-12-01 19:43:20,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 19:43:20,847 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:20,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:20,857 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 19:43:21,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:21,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 235 states and 435 transitions. [2018-12-01 19:43:21,036 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 435 transitions. [2018-12-01 19:43:21,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-01 19:43:21,036 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:21,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:21,046 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 19:43:21,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:21,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 240 states and 442 transitions. [2018-12-01 19:43:21,133 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 442 transitions. [2018-12-01 19:43:21,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 19:43:21,133 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:21,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:21,143 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-01 19:43:21,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:21,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 244 states and 449 transitions. [2018-12-01 19:43:21,336 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 449 transitions. [2018-12-01 19:43:21,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-01 19:43:21,336 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:21,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:21,380 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 19:43:22,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:22,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 252 states and 465 transitions. [2018-12-01 19:43:22,464 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 465 transitions. [2018-12-01 19:43:22,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 19:43:22,464 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:22,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:22,622 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-01 19:43:23,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:23,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 254 states and 466 transitions. [2018-12-01 19:43:23,541 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 466 transitions. [2018-12-01 19:43:23,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 19:43:23,542 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:23,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:23,551 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-01 19:43:23,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:23,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 255 states and 467 transitions. [2018-12-01 19:43:23,563 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 467 transitions. [2018-12-01 19:43:23,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 19:43:23,564 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:23,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:23,573 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-01 19:43:23,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:23,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 256 states and 468 transitions. [2018-12-01 19:43:23,774 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 468 transitions. [2018-12-01 19:43:23,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 19:43:23,775 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:23,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:23,784 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 19:43:23,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:23,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 254 states and 464 transitions. [2018-12-01 19:43:23,799 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 464 transitions. [2018-12-01 19:43:23,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 19:43:23,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:23,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:23,809 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 19:43:24,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:24,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 255 states and 467 transitions. [2018-12-01 19:43:24,009 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 467 transitions. [2018-12-01 19:43:24,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-01 19:43:24,009 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:24,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:24,019 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-01 19:43:24,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:24,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 253 states and 463 transitions. [2018-12-01 19:43:24,046 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 463 transitions. [2018-12-01 19:43:24,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-01 19:43:24,046 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:24,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:24,152 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-01 19:43:24,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:24,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 259 states and 475 transitions. [2018-12-01 19:43:24,373 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 475 transitions. [2018-12-01 19:43:24,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 19:43:24,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:24,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:24,383 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 19:43:24,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:24,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 262 states and 478 transitions. [2018-12-01 19:43:24,486 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 478 transitions. [2018-12-01 19:43:24,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 19:43:24,486 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:24,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:24,501 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-01 19:43:24,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:24,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 264 states and 480 transitions. [2018-12-01 19:43:24,515 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 480 transitions. [2018-12-01 19:43:24,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-01 19:43:24,516 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:24,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:24,526 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-01 19:43:24,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:24,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 264 states and 479 transitions. [2018-12-01 19:43:24,562 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 479 transitions. [2018-12-01 19:43:24,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-01 19:43:24,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:24,574 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-01 19:43:24,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:24,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 266 states and 482 transitions. [2018-12-01 19:43:24,588 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 482 transitions. [2018-12-01 19:43:24,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-01 19:43:24,588 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:24,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:24,693 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-01 19:43:24,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:24,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 267 states and 483 transitions. [2018-12-01 19:43:24,707 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 483 transitions. [2018-12-01 19:43:24,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-01 19:43:24,708 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:24,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:24,718 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-01 19:43:24,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:24,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 268 states and 484 transitions. [2018-12-01 19:43:24,736 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 484 transitions. [2018-12-01 19:43:24,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-01 19:43:24,736 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:24,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:24,746 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-01 19:43:24,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:24,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 261 states and 467 transitions. [2018-12-01 19:43:24,769 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 467 transitions. [2018-12-01 19:43:24,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-01 19:43:24,769 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:24,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:24,781 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-01 19:43:24,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:24,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 252 states and 450 transitions. [2018-12-01 19:43:24,814 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 450 transitions. [2018-12-01 19:43:24,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-01 19:43:24,815 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:24,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:24,825 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-01 19:43:24,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:24,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 239 states and 427 transitions. [2018-12-01 19:43:24,840 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 427 transitions. [2018-12-01 19:43:24,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-01 19:43:24,840 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:43:24,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:43:24,853 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 19:43:25,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:43:25,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 119 states and 175 transitions. [2018-12-01 19:43:25,102 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 175 transitions. [2018-12-01 19:43:25,102 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 19:43:25,102 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 65 iterations. [2018-12-01 19:43:25,107 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-01 19:43:25,341 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 19:43:25,343 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-01 19:43:25,346 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 19:43:25,346 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 19:43:25,346 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 19:43:25,346 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 19:43:25,346 INFO L583 CodeCheckObserver]: Invariant with dag size 14 [2018-12-01 19:43:25,347 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 19:43:25,347 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-01 19:43:25,348 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 19:43:25,348 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 19:43:25,348 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 19:43:25,348 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-01 19:43:25,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 07:43:25 ImpRootNode [2018-12-01 19:43:25,349 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 19:43:25,349 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 19:43:25,349 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 19:43:25,349 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 19:43:25,350 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:43:12" (3/4) ... [2018-12-01 19:43:25,352 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 19:43:25,355 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-01 19:43:25,355 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-01 19:43:25,355 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-01 19:43:25,355 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-01 19:43:25,355 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-01 19:43:25,356 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-01 19:43:25,356 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-01 19:43:25,359 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-12-01 19:43:25,359 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2018-12-01 19:43:25,360 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-01 19:43:25,360 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-01 19:43:25,360 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-01 19:43:25,360 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-01 19:43:25,377 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == pumpRunning) && !(systemActive == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) [2018-12-01 19:43:25,378 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning) && !(systemActive == 0)) || !(0 == pumpRunning)) || (pumpRunning == \old(pumpRunning) && !(0 == methaneLevelCritical)) [2018-12-01 19:43:25,378 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(pumpRunning == \old(pumpRunning)) || !(0 == pumpRunning)) || tmp == 0) || systemActive == 0) || tmp == methaneLevelCritical [2018-12-01 19:43:25,401 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9a6e6a56-0bb1-4eee-964b-3d7974c1a505/bin-2019/ukojak/witness.graphml [2018-12-01 19:43:25,401 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 19:43:25,401 INFO L168 Benchmark]: Toolchain (without parser) took 14130.97 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 509.6 MB). Free memory was 949.5 MB in the beginning and 1.2 GB in the end (delta: -207.5 MB). Peak memory consumption was 302.1 MB. Max. memory is 11.5 GB. [2018-12-01 19:43:25,402 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 19:43:25,402 INFO L168 Benchmark]: CACSL2BoogieTranslator took 285.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -163.1 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2018-12-01 19:43:25,402 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-12-01 19:43:25,402 INFO L168 Benchmark]: Boogie Preprocessor took 16.63 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 19:43:25,402 INFO L168 Benchmark]: RCFGBuilder took 409.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 68.9 MB). Peak memory consumption was 68.9 MB. Max. memory is 11.5 GB. [2018-12-01 19:43:25,403 INFO L168 Benchmark]: CodeCheck took 13337.17 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 383.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -131.4 MB). Peak memory consumption was 252.4 MB. Max. memory is 11.5 GB. [2018-12-01 19:43:25,403 INFO L168 Benchmark]: Witness Printer took 51.65 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-12-01 19:43:25,404 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 72 locations, 1 error locations. SAFE Result, 13.0s OverallTime, 65 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 748200088 SDtfs, 1427929856 SDslu, 1178422776 SDs, 0 SdLazy, 2094183100 SolverSat, -1111857584 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 30.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30849 GetRequests, 30148 SyntacticMatches, 371 SemanticMatches, 330 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51338 ImplicationChecksByTransitivity, 10.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 2937 NumberOfCodeBlocks, 2937 NumberOfCodeBlocksAsserted, 64 NumberOfCheckSat, 2873 ConstructedInterpolants, 0 QuantifiedInterpolants, 287655 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 64 InterpolantComputations, 44 PerfectInterpolantSequences, 1197/1289 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: (((!(pumpRunning == \old(pumpRunning)) || !(0 == pumpRunning)) || tmp == 0) || systemActive == 0) || tmp == methaneLevelCritical - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 595]: Loop Invariant Derived loop invariant: ((!(0 == pumpRunning) && !(systemActive == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 603]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: ((pumpRunning == \old(pumpRunning) && !(systemActive == 0)) || !(0 == pumpRunning)) || (pumpRunning == \old(pumpRunning) && !(0 == methaneLevelCritical)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 285.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -163.1 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.63 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 409.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 68.9 MB). Peak memory consumption was 68.9 MB. Max. memory is 11.5 GB. * CodeCheck took 13337.17 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 383.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -131.4 MB). Peak memory consumption was 252.4 MB. Max. memory is 11.5 GB. * Witness Printer took 51.65 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...